The protest started around 11:00 local time (UTC+1) on Whitehall opposite the police-guarded entrance to Downing Street, the Prime Minister's official residence. The previous text is in English. Here is a translation to Swahili:
Maandamano yalianza takriban saa 5 saa za ndani (UTC+1) katika Whitehall mkabala na mlango wa Mtaa wa Downing unaolindwa na polisi, Makao rasmi ya Waziri Mkuu.